B. Inventory time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Companies always have a lot of equipment, furniture and other things. All of them should be tracked. To do this, there is an inv…

A题和B题...   A. Saitama Destroys Hotel time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Saitama accidentally destroyed a hotel again. To repay the hotel company, Genos has volunteered to opera…

---恢复内容开始--- output standard output The final match of the Berland Football Cup has been held recently. The referee has shown n yellow cards throughout the match. At the beginning of the match there were a_1 players in the first team and a_2 players…

A. Joysticks time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Friends are going to play console. They have two joysticks and only one charger for them. Initially first joystick is charged at…

A. Music time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Little Lesha loves listening to music via his smartphone. But the smartphone doesn't have much memory, so Lesha listens to his favo…

Codeforces Round #609 (Div. 2)前五题题解 补题补题…… C题写挂了好几个次,最后一题看了好久题解才懂……我太迟钝了…… 然后因为longlong调了半个小时…… A.Equation 题目大意:有一个数字n,让你给出任意两个合数a,b满足a - b = n. 我们知道大于2的偶数都是合数,那么如果n为奇数,只要n加上一个奇数合数一定也为合数,如果n为偶数,那么n加上一个偶数合数也一定为合数. 因为只求任意一组,就直接选择4,9,若为奇数输出 +n 和9,偶数输出 +…

B. The Time 题目连接: http://www.codeforces.com/contest/622/problem/B Description You are given the current time in 24-hour format hh:mm. Find and print the time after a minutes. Note that you should find only the time after a minutes, see the examples t…

A. Infinite Sequence 题目连接: http://www.codeforces.com/contest/622/problem/A Description Consider the infinite sequence of integers: 1, 1, 2, 1, 2, 3, 1, 2, 3, 4, 1, 2, 3, 4, 5.... The sequence is built in the following way: at first the number 1 is wr…

A. Pineapple Incident time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Ted has a pineapple. This pineapple is able to bark like a bulldog! At time t (in seconds) it barks for the first time.…

A. Mishka and Game time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Mishka is a little polar bear. As known, little bears loves spending their free time playing dice for chocolates. Once in…